Chart · Our World in Data
ChartOur World in Data
Clinical trials by type of intervention
Annual number of completed clinical trials registered globally in the ClinicalTrials.gov database by the type of treatment they investigate. Treatments can include drugs, biologicals, devices, radiation or surgical treatment, but also behavioral interventions, diagnostic tests, dietary supplement or a combination of multiple of these.
Copy actions record publisher intent only. They do not confirm publication, citation or a backlink.
Data visualization loaded directly from Our World in Data.
Reuse conditions
Usage rights
- Source-hosted embed use
- Commercial use
- Modification
- Attribution
- Citation
- Raw-data redistribution
Chart and embed permission is separate from raw-data redistribution. The raw dataset is not included in this marketplace asset unless that right is explicitly marked allowed.
View rights evidencePublisher workflow
Exact citation
ClinicalTrials.gov (2025)
Attribution: NIH
Source-hosted only
Embed instructions
<iframe src="https://citesupply.com/e/trials-by-intervention" title="Clinical trials by type of intervention" loading="lazy" referrerpolicy="strict-origin-when-cross-origin" sandbox="allow-scripts" style="width:100%;height:720px;border:0;display:block"></iframe>
Embeds stay hosted by the source. Cite Supply records an aggregate iframe-load signal before redirecting to the reviewed source embed; it does not proxy or republish the chart.